Decision Workspace
roam-sdk vs pmcp vs turbomcp
Side-by-side comparison of Rust crates
41
roam-sdk
experimentalv0.4.0
Roam Research SDK and terminal UI client
72
pmcp
growingv2.15.0
High-quality Rust SDK for Model Context Protocol (MCP) with full TypeScript SDK compatibility
66
turbomcp
growingv3.1.5
Rust SDK for Model Context Protocol (MCP) with zero-boilerplate macros and WASM support
Core Metrics
| roam-sdk | pmcp | turbomcp | |
|---|---|---|---|
| Health Score | 41 | 72 | 66 |
| Total Downloads | 74 | 74.4K | 25.2K |
| 30d Downloads | 0 | 2.9K | 2.0K |
| Dependents | 0 | 897 | 92 |
| Releases | 4 | 74 | 79 |
| Last Updated | 120d ago | 3d ago | 55d ago |
| Age | 4m | 11m | 10m |
Health Breakdown
roam-sdk
Maintenance
15
Quality
9
Community
5
Popularity
2
Documentation
10
pmcp
Maintenance
19
Quality
16
Community
16
Popularity
6
Documentation
15
turbomcp
Maintenance
16
Quality
19
Community
11
Popularity
5
Documentation
15
Technical Details
| roam-sdk | pmcp | turbomcp | |
|---|---|---|---|
| Version | 0.4.0 | 2.15.0 | 3.1.5 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✓ Yes |
| License | MIT | MIT | MIT |
| Dependencies | 31 | 78 | 25 |
| Crate Size | 141KB | 1.2MB | 76KB |
| Features | 0 | 29 | 17 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2021 | 2021 | 2024 |
| MSRV | — | 1.91.0 | 1.89.0 |
| Owners | 1 | 2 | 1 |
Links
Quick Verdict
- •pmcp leads with a health score of 72/100, but none of the options score above 80.
- •pmcp is depended on by 897 crates — strongest ecosystem trust.
- •roam-sdk is pre-1.0 — API may change.